.container {
	background-image: url(../images/login/bg.jpg);
	background-size: 100% 100%;
}

.login_form {
	width: 80%;
}

.login_form input {
	width: 200px;
	margin-bottom: 10px;
	border: 0px;
	border-bottom: solid 1px black;
	background-color: transparent;
	outline: none;
	padding: 5px;
}

.login_form input:focus {
	border-bottom: solid 1px red;
}

.login_form form {
	text-align: center;
}

.btn {
	background-color: transparent;
	/*透明*/
	outline: none;
	border: 0px;
	width: 120px;
	height: 40px;
}

.btn_login {
	background-image: url(../images/login/btn_login_p.png);
	background-size: 100% 100%;
}

/*只需要写你要改变部分*/
.btn_login:hover {
	background-image: url(../images/login/btn_login_n.png);
}

.btn_logout {
	background-image: url(../images/login/btn_logout_p.png);
	background-size: 100% 100%;
}

/*只需要写你要改变部分，在手机端就是点击*/
.btn_logout:hover {
	background-image: url(../images/login/btn_logout_n.png);
}

.login_form input::-webkit-input-placeholder {
	color: white;
}

.login_form input:-moz-placeholder {
	color: white;
}

.login_form input:-ms-input-placeholder {
	color: white;
}
